import axios from 'axios'
import { Message } from 'element-ui'
import router from '@/router'
// import Cookies from 'js-cookie'
// import store from '@/store'
import { removeToken } from '@/utils/auth'

// create an axios instance
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  withCredentials: true, // send cookies when cross-domain requests
  timeout: 5000 // request timeout
})
// cookies
// axios.defaults.withCredentials = true
// console.log(process.env)
const messageData = function(res) {
  Message({
    message: res.msg || 'Error',
    type: 'error',
    showClose: true,
    center: true,
    duration: 2 * 1000
  })
}

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent
    // config.headers['Cookie'] = '';
    // if (store.getters.token) {
    //   // let each request carry token
    //   // ['X-Token'] is a custom headers key
    //   // please modify it according to the actual situation
    //   config.headers['X-Token'] = getToken()
    // }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
  */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    const res = response.data
    // if the custom code is not 20000, it is judged as an error.
    if (res.code !== 200) {
      if (res.code === 500) {
        messageData(res)
        // removeToken()
        if (res.msg === '请先登录') {
          router.push('/login')
        }
        return res
      }
      // 参数错误
      if (res.code === 501) {
        messageData(res)
      }
      // 401未登录
      if (res.code === 401) {
        messageData(res)
        removeToken()
        router.push('/login')
        // return Promise.reject(new Error(res.msg || 'Error'))
      }
      // 权限不足
      if (res.code === 403) {
        messageData(res)
      }
      // 页面重定向
      if (res.code === 303) {
        messageData(res)
      }
      // 接口未找到
      if (res.code === 404) {
        messageData(res)
      }
      // return Promise.reject(new Error(res.msg || 'Error'))
    } else {
      return res
    }
  },
  error => {
    console.log('err' + error) // for debug
    Message({
      message: error,
      type: 'error',
      showClose: true,
      center: true,
      duration: 2 * 1000
    })
    // return Promise.reject(error)
  }
)

export default service
